John Yang, MD
NPI 1639746506ActiveIndividual· Psychiatry & Neurology, Child & Adolescent Psychiatry· Chicago, IL
Psychiatry & Neurology, Child & Adolescent Psychiatry (MD) in Chicago, Illinois, licensed in IL, with an NPI issued in June 2021. Their prescriptions cost Medicare Part D more than their services did: $5,659 for 203 claims, against $2,282 paid for services in 2024. Teva Pharmaceuticals USA, Inc. reported $71.51 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1639746506 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 8, 2021 |
| Last updated in NPPES | Aug 7, 2024 |
| Certified by provider | Aug 7, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Child & Adolescent Psychiatry Primary | 2084P0804X | 125.078675 | IL |
| Psychiatry & Neurology, Psychiatry | 2084P0800X | 125.078675 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Psychiatry (IL); Practitioner - Psychiatry (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 19 |
|---|---|
| Services billed | 34 across 4 procedure codes |
| Paid by Medicare | $2,282 |
Part D prescriptions in 2024
| Prescriptions (claims) | 203 · 296 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $5,659 |
| Generic share | 98% of claims |
Industry payments (Open Payments)
- 2025$71.51 · 1 payment from 1 company
- 2024$65.79 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Teva Pharmaceuticals USA, Inc. | $71.51 | 1 |
What the 2025 payments were for
- Food and Beverage$71.51 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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